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Earthquake breaking news, Minor World Earthquakes Magnitude -3.9

Minor earthquake: M3.5 quake has struck near Guanica in Puerto Rico


Earthquake location 17.8522S, -66.8972WA minor earthquake with magnitude 3.5 (ml/mb) was detected on Wednesday, 13 kilometers (8 miles) from Guanica in Puerto Rico. Date and time of earthquake in UTC/GMT: 12/02/20 / 2020-02-12 23:27:07 / February 12, 2020 @ 11:27 pm. Exact location, longitude -66.8972° West, latitude 17.8522° North, depth = 10 km. The 3.5-magnitude earthquake has occurred at 19:27:07 / 7:27 pm (local time epicenter). Event ids that are associated to the earthquake: us70007p2c. Id of event: us70007p2c. The epicenter was at a depth of 10 km (6 miles).

Epicenter of the event was 35 km (22 miles) from Ponce (c. 152 600 pop), 46 km (29 miles) from Mayagüez (c. 78 600 pop), 72 km (44 miles) from Arecibo (c. 49 300 pop), 77 km (48 miles) from Barceloneta (c. 22 300 pop), 21 km (13 miles) from Yauco (c. 20 300 pop), 39 km (24 miles) from Adjuntas (c. 19 500 pop). Close country/countries that might be effected, Puerto Rico (c. 3 917 000 pop). Nearest cities/city/towns to hypocenter/epicentrum was Cayey, Corozal, Comerío (min 5000 pop).

There are an estimated 130,000 minor earthquakes in the world each year. Earthquakes 3.0 to 4.0 are often felt, but only causes minor damage. In the past 24 hours, there have been twelve, in the last 10 days one hundred and sixty-two, in the past 30 days seven hundred and twenty and in the last 365 days one thousand, two hundred and seventy-nine earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. The information in this article comes from the USGS Earthquake Notification Service. Read more about the earthquake, Seismometer information, Distances, Parameters, Date-Time, Location and details about this quake, detected near: 13 km S of Guanica, Puerto Rico.

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More information

Parameter Value Description
Magnitude 3.5 mb The magnitude for the event.
Longitude -66.8972° West Decimal degrees longitude. Negative values for western longitudes.
Latitude 17.8522° North Decimal degrees latitude. Negative values for southern latitudes.
Depth 10 km Depth of the event in kilometers.
Place 13km S of Guanica, Puerto Rico Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time 2020-02-12 23:27:07 Time when the event occurred. UTC/GMT
Updated 2020-02-12 23:41:40 Time when the event was most recently updated. UTC/GMT
Timezone offset -240 Timezone offset from UTC in minutes at the event epicenter.
Felt The total number of felt reports
CDI The maximum reported intensity for the event.
MMI 2.583 The maximum estimated instrumental intensity for the event.
Alert Level The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status reviewed Indicates whether the event has been reviewed by a human.
Tsunami 0 This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG 188 A number describing how significant the event is. Larger numbers indicate a more significant event.
Network us The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources ,us, A comma-separated list of network contributors.
Number of Stations Used The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance 0.182 Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square 0.54 sec The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap 160 The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type ml The method or algorithm used to calculate the preferred magnitude for the event.
Event Type earthquake Type of seismic event.
Event ID us70007p2c Id of event.
Event Code 70007p2c An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS ,us70007p2c, A comma-separated list of event ids that are associated to an event.

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